40864844 has 12 divisors (see below), whose sum is σ = 71589000. Its totient is φ = 20410848.

The previous prime is 40864829. The next prime is 40864853. The reversal of 40864844 is 44846804.

40864844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40864798 and 40864807.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 674 + ... + 9065.

It is an arithmetic number, because the mean of its divisors is an integer number (5965750).

Almost surely, 2^40864844 is an apocalyptic number.

It is an amenable number.

40864844 is a deficient number, since it is larger than the sum of its proper divisors (30724156).

40864844 is a wasteful number, since it uses less digits than its factorization.

40864844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10792 (or 10790 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 38.

The square root of 40864844 is about 6392.5616148771. The cubic root of 40864844 is about 344.4424067248.

The spelling of 40864844 in words is "forty million, eight hundred sixty-four thousand, eight hundred forty-four".